| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Co(NH3)6{2+} + C2O4{2-} = CoC2O4 + NH3 =>
Co(NH3)6{2+} + C2O4{2-} = CoC2O4 + 6 NH3
Ag + Sn = Ag2Sn =>
2 Ag + Sn = Ag2Sn
As2S3 + H2O2 + OH{-} = AsO3{3-} + SO4{2-} + H2O =>
As2S3 + 12 H2O2 + 12 OH{-} = 2 AsO3{3-} + 3 SO4{2-} + 18 H2O
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
NaAl(OH)4 + SO2 = Al(OH)3 + Na2SO3 + H2O =>
2 NaAl(OH)4 + SO2 = 2 Al(OH)3 + Na2SO3 + H2O
[Nb(OH)2]2(MoO4)3 + H2O = H2MoO4 + Nb(OH)5 =>
[Nb(OH)2]2(MoO4)3 + 6 H2O = 3 H2MoO4 + 2 Nb(OH)5
Ru2O3 + Mg = MgO + Ru =>
Ru2O3 + 3 Mg = 3 MgO + 2 Ru
NH2OH + MnO2 = N2O + Mn(OH)2 + H2O =>
2 NH2OH + 2 MnO2 = N2O + 2 Mn(OH)2 + H2O
CCl4 = C + Cl2 =>
CCl4 = C + 2 Cl2
Al(OH)3 + NH3 = (Al(NH3)3)(OH)3 =>
Al(OH)3 + 3 NH3 = (Al(NH3)3)(OH)3
C6H5ONa + HCl = C6H5OH + NaCl =>
C6H5ONa + HCl = C6H5OH + NaCl
NH3 + HS = (NH4)S =>
NH3 + HS = (NH4)S
NaOH(s) + HCl(s) = NaCl(s) + H2O(s) =>
NaOH(s) + HCl(s) = NaCl(s) + H2O(s)
C + O2 + Fe2O3 = FeCO2 =>
4 C + O2 + 2 Fe2O3 = 4 FeCO2
Al2(CO3)3 + Ca(NO3)2 = Al(NO3)3 + CaCO3 =>
Al2(CO3)3 + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 CaCO3
PbS + SO2 = PbO + S =>
2 PbS + SO2 = 2 PbO + 3 S
Co + H2O = CoO + H2 =>
Co + H2O = CoO + H2
Mg2N2 + H2 = Mg(oh)2 + NH3 =>
Mg2N2 + 3 H2 = Mg(oh)2 + 2 NH3
CH3CO2H + (CH3)2CHCH2CH2OH = C7H14O2 + H2O =>
CH3CO2H + (CH3)2CHCH2CH2OH = C7H14O2 + H2O
HC8H404 + NaOH = Na + C8H404 + H2O =>
HC8H404 + NaOH = Na + C8H404 + H2O
AsCl3 + SrCl2 = SrCl3 + AsCl2 =>
AsCl3 + SrCl2 = SrCl3 + AsCl2
Nd2(C2O4)3 + H2SO4 = Nd2(SO4)3 + H2O + CO2 + SO =>
2 Nd2(C2O4)3 + 9 H2SO4 = 2 Nd2(SO4)3 + 9 H2O + 12 CO2 + 3 SO
N2O4 + O + H2O = HNO3 =>
N2O4 + O + H2O = 2 HNO3
C7H9NO6Ca + NaOH = C7H10NO8CaNa3 + H2O =>
C7H9NO6Ca + 3 NaOH = C7H10NO8CaNa3 + H2O
CHCl3 + Cl2 = CCl4 + HCl =>
CHCl3 + Cl2 = CCl4 + HCl
NaI(s) + H2SO4(aq) = H2O(l) + H2S + I2 + Na2SO4 =>
8 NaI(s) + 5 H2SO4(aq) = 4 H2O(l) + H2S + 4 I2 + 4 Na2SO4
C6H4ClNO2 + NaOH = C6H4NO2OH + NaCl =>
C6H4ClNO2 + NaOH = C6H4NO2OH + NaCl
HCl + KMnO4 = Cl2 + H2O + MnCl2 + KCl =>
16 HCl + 2 KMnO4 = 5 Cl2 + 8 H2O + 2 MnCl2 + 2 KCl
[SbCl6]{-} + Zn = [SbCl4]{-} + ZnCl2 =>
[SbCl6]{-} + Zn = [SbCl4]{-} + ZnCl2
P4O10 = P + O2 =>
P4O10 = 4 P + 5 O2
C2H4 + KMnO4 + NaBr + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + C2H4Br2 + H2O =>
5 C2H4 + 2 KMnO4 + 10 NaBr + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 5 C2H4Br2 + 8 H2O
Se + H2SO4 = H2O + SO2 + SeO2 =>
Se + 2 H2SO4 = 2 H2O + 2 SO2 + SeO2
KNO3 + Fe + HCl = NO3 + KH + FeCl =>
KNO3 + Fe + HCl = NO3 + KH + FeCl
Sn + PtCO3 = Sn(CO3)2 + Pt =>
Sn + 2 PtCO3 = Sn(CO3)2 + 2 Pt
KI + H2SO4 = K2SO4 + I + H2 =>
2 KI + H2SO4 = K2SO4 + 2 I + H2
SnBr2 + H2O = Sn(OH)Br + HBr =>
SnBr2 + H2O = Sn(OH)Br + HBr
KMnSO4 + CH3COOH + H2O = KMnO4 + H2SO4 + CH3CH2OH =>
2 KMnSO4 + 3 CH3COOH + 5 H2O = 2 KMnO4 + 2 H2SO4 + 3 CH3CH2OH
Be + CuSO4 = BeSO4 + Cu =>
Be + CuSO4 = BeSO4 + Cu
C6H5NO2 + CO2 = C7H5NO4 =>
C6H5NO2 + CO2 = C7H5NO4
Cu(s) + Zn(NO3)2(aq) = Cu(NO3)2 + Zn =>
Cu(s) + Zn(NO3)2(aq) = Cu(NO3)2 + Zn
KClO + FeSO3 + H2SO4 = K2SO4 + H2O + FeSO4 + Cl2 =>
2 KClO + FeSO3 + H2SO4 = K2SO4 + H2O + FeSO4 + Cl2
CH3COOH + NaHCO3 = NaCH3COO + CO2 + HOH =>
CH3COOH + NaHCO3 = NaCH3COO + CO2 + HOH
Ca(OH)2 + (NH4)2Cr2O7 = Ca2Cr2O7 + NH4(OH)2 =>
2 Ca(OH)2 + (NH4)2Cr2O7 = Ca2Cr2O7 + 2 NH4(OH)2
AlBr3 + CaCr2O7 + H3PO4 = Br2 + CrPO4 + Ca3(PO4)2 + H2O + Al2O3 =>
6 AlBr3 + 3 CaCr2O7 + 8 H3PO4 = 9 Br2 + 6 CrPO4 + Ca3(PO4)2 + 12 H2O + 3 Al2O3
Al(s) + KOH(aq) + H2O(l) = K[Al(OH)4] + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O(l) = 2 K[Al(OH)4] + 3 H2(g)
C2H3Br3 + O2 = CO + HBr =>
C2H3Br3 + O2 = 2 CO + 3 HBr
BaCO3(s) + HBr(aq) = BaBr2 + H2O + CO2 =>
BaCO3(s) + 2 HBr(aq) = BaBr2 + H2O + CO2
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3 + NaNO3 =>
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3 + 2 NaNO3
NaTiO4 + HCl = NaCl + TiCl2 + H2O + Cl2 =>
2 NaTiO4 + 16 HCl = 2 NaCl + 2 TiCl2 + 8 H2O + 5 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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